Home / 8,633,046.80-12,960,067.80-4,371,021.20

Finding the Fourth Proportional to 8,633,046.80, 12,960,067.80 and 4,371,021.20

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Solution

The fourth proportional to 8,633,046.80, 12,960,067.80 and 4,371,021.20 is: 6,561,846.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,633,046.80 : 12,960,067.80 = 4,371,021.20 : x
  2. Step 2: Convert to fraction form
    8,633,046.80/12,960,067.80 = 4,371,021.20/x
  3. Step 3: Cross multiply
    8,633,046.80x = 12,960,067.80 × 4,371,021.20
  4. Step 4: Simplify right side
    8,633,046.80x = 56,648,731,107,237.37
  5. Step 5: Solve for x
    x = 56,648,731,107,237.37/8,633,046.80
  6. Step 6: Final answer
    x = 6,561,846.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.